基于电磁发射技术的电脉冲铆接设备研制与工艺研究  

Development and process research of electric pulse riveting equipment based on electromagnetic emission technology

作　　者：曹冠宇 秦玉波 薛俊 姚艳彬 刘李明 CAO Guanyu;QIN Yubo;XUE Jun;YAO Yanbin;LIU Liming(AVIC Manufacturing Technology Institute,Beijing 100024,CHN;Aeronautical Key Laboratory for Digital Manufacturing Technologies,Beijing 100024,CHN)

机构地区：[1]中国航空制造技术研究院,北京100024 [2]数字化制造技术航空科技重点实验室,北京100024

出　　处：《制造技术与机床》2024年第11期97-105,共9页Manufacturing Technology & Machine Tool

摘　　要：针对电磁铆接中设备结构体积大、能量转换效率较低等问题,提出了一种电脉冲铆接方法。首先,通过分析电脉冲铆接机理,推导了电能–电磁能–机械能的能量转换过程,并采用有限元建模仿真方法对铆钉电脉冲铆接成形进行了模拟试验,为电脉冲铆接成形的原理分析、设备参数的选择提供依据。然后,设计并研制了一种电脉冲铆接设备,通过仿真方式确定了样机关键参数,并在电路设计基础上实现了脉冲电源与铆枪研制。最后,以充电电压为变量进行了28次电脉冲铆接试验,完成了电脉冲铆接的工艺研究,结果表明,各试验中镦头的高度和直径合格率为100%,电脉冲铆接设备的能量利用率较高。An electric pulse riveting method was proposed aiming at the problems of large structure and low energy conversion efficiency in electromagnetic riveting.Firstly,the energy conversion process of electric-electromagnetic energy-mechanical energy was deduced through the analysis of the principle of electric pulse riveting,and the finite element modeling and simulation method was used to simulate the electric pulse riveting forming of rivet,which provided the basis for the principle analysis of electric pulse riveting forming and the selection of equipment parameters.Secondly,electric pulse riveting equipment is designed and developed.The key parameters of the prototype are determined by simulation.On the basis of circuit design,the pulse power supply and riveting gun are developed.Finally,28 electric pulse riveting tests were carried out with charging voltage as a variable to complete the research of electric pulse riveting technology.The results show that the qualified rate of the height and diameter of the rivet tail in each test is 100%,and the energy utilization rate of electric pulse riveting equipment is higher.

关 键 词：电脉冲铆接原理 有限元分析 电磁发射技术 设备研制 工艺研究 

分 类 号：V262[航空宇航科学与技术—航空宇航制造工程]